说明：  无约束多维极值问题，包含 用模式搜索法求解多维函数的极值 用Rosenbrock法求解多维函数的极值 用单纯形搜索法求解多维函数的极值 用Powell法求解多维函数的极值 用最速下降法求解多维函数的极值 用共轭梯度法求解多维函数的极 用牛顿法求解多维函数的极值 用修正牛顿法求解多维函数的极值 用DFP法求解多维函数的极值 用BFGS法求解多维函数的极值 用信赖域法求解多维函数的极值 用显式最速下降法求正定二次函数的极值
(Unconstrained multidimensional extremal problem contains the pattern search method for solving the multi-dimensional function extremum with Rosenbrock method for solving multidimensional function extremum simplex search method to solve the multi-dimensional function extremum Powell method for solving multidimensional function extremum with the steepest descent pole with Newton' s method for solving multidimensional function method for solving the multi-dimensional function extremum with conjugate gradient method to solve the multi-dimensional function extremum modified Newton method for solving multidimensional function extremum with DFP method to solve the multi-dimensional function extremum BFGS method for solving multidimensional seeking positive definite quadratic function extremum function extremum trust region method for solving multidimensional function extremum with explicit steepest descent method)